Available exclusively via the ANA website, Bid My Price gives you the opportunity to bid for an upgrade. In this bidding program, you can make an offer for the chance to upgrade to Premium Economy after purchasing a ticket for Economy Class. Bid My Price is usually available at specified fares, depending on the reservation status immediately before departure and the price you offer. Only customers who purchase an Economy Class ticket with an itinerary origin of Japan, U.S., Europe, Australia or New Zealand on the ANA website, which receive an email about this service can bid their price.
http://www.ana.co.jp/asw/wws/us/e/
